#app {
  width: 100%;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  background: #000;
}
#app .left {
  display: flex;
  width: 30%;
  height: 30px;
  flex-direction: row;
  justify-content: space-around;
  color: #fff;
  line-height: 30px;
}
#app .right {
  display: flex;
  width: 20%;
  height: 30px;
  flex-direction: row;
  justify-content: space-around;
  color: #fff;
  line-height: 30px;
}
